Name: 45--75S Zonal mean zonal wind Units: K Level: 70 hPa Month: April Source: GMAO MERRA2 Missing: -9999.0 Mean: 18.36 Year Data Minumum Maximum 1979 18.17 13.67 20.63 1980 14.85 11.68 19.28 1981 16.29 13.09 19.69 1982 20.44 18.39 23.52 1983 18.21 14.49 21.80 1984 17.97 14.86 21.15 1985 17.27 14.62 19.92 1986 17.64 14.94 20.60 1987 19.58 15.29 22.55 1988 18.41 14.54 22.23 1989 18.01 12.40 23.73 1990 17.58 15.16 20.55 1991 16.20 13.11 19.76 1992 18.03 13.50 20.30 1993 18.71 13.45 23.87 1994 17.37 13.99 23.10 1995 18.25 13.76 21.30 1996 18.17 14.43 22.58 1997 17.44 14.51 20.71 1998 21.47 16.86 25.13 1999 19.67 15.76 22.27 2000 19.47 15.40 23.61 2001 20.11 15.82 24.34 2002 17.77 13.36 20.90 2003 18.77 15.10 23.48 2004 18.18 15.75 22.48 2005 18.87 16.66 20.41 2006 18.41 15.93 21.55 2007 17.13 14.53 18.92 2008 16.54 13.98 19.93 2009 19.14 15.95 22.13 2010 20.01 15.49 24.59 2011 17.98 14.28 21.09 2012 17.86 13.65 20.31 2013 19.48 16.81 22.76 2014 17.86 14.78 20.81 2015 19.38 16.81 22.09 2016 19.22 15.74 22.92 2017 19.33 16.50 21.69 2018 17.78 14.87 22.85 2019 18.97 16.97 23.00 2020 18.23 15.26 21.02 2021 18.93 15.08 21.39 2022 19.65 14.81 22.84 2023 17.44 12.93 22.57